


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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126 CDUS42 KKEY 100528 CLIMTH CLIMATE REPORT NATIONAL WEATHER SERVICE KEY WEST FL 128 AM EDT SUN AUG 10 2025 ................................... ...THE MARATHON CLIMATE SUMMARY FOR AUGUST 9 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1950 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 87 432 PM 97 2023 92 -5 90 MINIMUM 80 1150 PM 69 1967 80 0 82 AVERAGE 84 86 -2 86 PRECIPITATION (IN) YESTERDAY T 2.52 1967 0.15 -0.15 0.04 MONTH TO DATE 2.08 1.39 0.69 1.00 SINCE JUN 1 9.76 9.39 0.37 11.71 SINCE JAN 1 15.20 19.53 -4.33 27.32 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 0 0 0 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 19 21 -2 21 MONTH TO DATE 188 189 -1 191 SINCE JUN 1 1395 1396 -1 1446 SINCE JAN 1 3079 3019 60 3212 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 4.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 87 LOWEST 70 AVERAGE 79 .......................................................... THE MARATHON CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 92 98 1987 MINIMUM TEMPERATURE (F) 80 71 1953 SUNRISE AND SUNSET AUGUST 10 2025........SUNRISE 657 AM EDT SUNSET 802 PM EDT AUGUST 11 2025........SUNRISE 657 AM EDT SUNSET 801 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$